Definition of nannofossil in English:

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nannofossil

Pronunciation: /ˈnanōˌfäsəl/
(also nanofossil)

noun

The fossil of a minute planktonic organism, especially a calcareous unicellular alga.
Example sentences
  • This paper presents high-resolution data from calcareous nannofossils, planktic Foraminifera, palynomorphs and stable isotopes for the Late Albian OAE Id.
  • In the seas, the calcareous nannofossils were still in evidence but in shallow waters the benthonic nummulite and other larger foraminifera became very abundant.
  • The same samples as used for geochemistry were investigated for their content of calcareous nannofossils.

Origin

1960s: nanno- from nannoplankton (variant of nanoplankton) + fossil.

For editors and proofreaders

Syllabification: nan·no·fos·sil

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